Apr 8, 2012 #1 H HairlessPotter Aquarium Advice FINatic Joined Jul 20, 2011 Messages 537 Location Utah, USA Whats a good auto top off to use on a 24g nano cube?
Apr 8, 2012 #2 Qube Aquarium Advice FINatic Joined Oct 10, 2011 Messages 684 Location Hagerstown, Md I use the JBJ and it works great!
Apr 8, 2012 #3 fort384 Dividing by 0 Site Team Joined Nov 23, 2008 Messages 13,931 Location Illinois I really like the system I bought from AutoTopoff.com. Tough to beat their prices...